Yes — xn--yxa.space has IPv6.

Has both IPv4 (A) and IPv6 (AAAA) addresses.

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 xn--yxa.space has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::6815:1dc5 answers · 443✓ 2606:4700:3035::ac43:95bb answers · 443	yes
www over IPv6 www.xn--yxa.space has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3035::ac43:95bb answers · 443✓ 2606:4700:3031::6815:1dc5 answers · 443	yes
Mail servers (MX) have IPv6 No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record.	yes
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. addilyn.ns.cloudflare.com ✓mitchell.ns.cloudflare.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Redirects to n11.space, which has no IPv6 address — so IPv6 visitors end up needing IPv4 after all.

https://xn--yxa.space/ via 2606:4700:3031::6815:1dc5 → 301https://n11.space/ · redirects to n11.space, which has no IPv6 address

problem

Nothing keeping you from an A

A redirect leads off IPv6
Redirects to n11.space, which has no IPv6 address — so IPv6 visitors end up needing IPv4 after all. Give the redirect target IPv6 too, or redirect somewhere that has it.

Check again

xn--yxa.space Has IPv6

A (IPv4)	104.21.29.197 172.67.149.187
AAAA (IPv6)	2606:4700:3031::6815:1dc5 2606:4700:3035::ac43:95bb

www.xn--yxa.space Has IPv6

A (IPv4)	104.21.29.197 172.67.149.187
AAAA (IPv6)	2606:4700:3035::ac43:95bb 2606:4700:3031::6815:1dc5

Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).

Copy the evidence — a citation-ready record of this measurement

IPv6 measurement: xn--yxa.space
Measured 2026-11-12 20:04:13 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.29.197, 172.67.149.187
AAAA (IPv6): 2606:4700:3031::6815:1dc5, 2606:4700:3035::ac43:95bb
www AAAA:    2606:4700:3035::ac43:95bb, 2606:4700:3031::6815:1dc5

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: xn--yxa.space has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3031::6815:1dc5: answers (TCP 443)
    2606:4700:3035::ac43:95bb: answers (TCP 443)
- www over IPv6: www.xn--yxa.space has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3035::ac43:95bb: answers (TCP 443)
    2606:4700:3031::6815:1dc5: answers (TCP 443)
- Mail servers (MX) have IPv6: No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record.
- Nameservers have IPv6: 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.

Reachability = a TCP connection opened on port 443 (or 80).

HTTPS over IPv6 (not graded): Redirects to n11.space, which has no IPv6 address — so IPv6 visitors end up needing IPv4 after all.
    https://xn--yxa.space/ via 2606:4700:3031::6815:1dc5 -> HTTP 301, certificate: valid
    https://n11.space/ (redirects to n11.space, which has no IPv6 address)
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/sE97cIODb8

Permanent link: aaaa.bot/r/sE97cIODb8 · How we measure

Checked 2026-11-12 20:04:13 UTC. Full DNS report: dns.pizza/domain/xn--yxa.space · Age, certificate and blocklists: how.is/xn--yxa.space · JSON: /api/v1/xn--yxa.space